Home / 168,164,844.40-232,067,164.75-93,820,981.65

Finding the Fourth Proportional to 168,164,844.40, 232,067,164.75 and 93,820,981.65

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Solution

The fourth proportional to 168,164,844.40, 232,067,164.75 and 93,820,981.65 is: 129,472,775.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,164,844.40 : 232,067,164.75 = 93,820,981.65 : x
  2. Step 2: Convert to fraction form
    168,164,844.40/232,067,164.75 = 93,820,981.65/x
  3. Step 3: Cross multiply
    168,164,844.40x = 232,067,164.75 × 93,820,981.65
  4. Step 4: Simplify right side
    168,164,844.40x = 21,772,769,205,388,208
  5. Step 5: Solve for x
    x = 21,772,769,205,388,208/168,164,844.40
  6. Step 6: Final answer
    x = 129,472,775.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.